Significant Accounting Policies - Investment in CMBS Securitization Trusts (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Fair Value [Abstract]
Real estate loans held by consolidated securitization vehicles	$ 1,027,164	$ 1,023,877
Senior obligations of consolidated securitization vehicles	1,027,164	1,023,877
Real estate loans held by consolidated securitization vehicles
Fair Value [Abstract]
Real estate loans held by consolidated securitization vehicles	1,027,164	1,023,877
Principal Value
Real estate loans held by consolidated securitization vehicles	1,119,044	1,119,044
Senior obligations of consolidated securitization vehicles
Fair Value [Abstract]
Senior obligations of consolidated securitization vehicles	1,027,164	1,023,877
Principal Value
Senior obligations of consolidated securitization vehicles	1,119,044	1,119,044
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles
Fair Value [Abstract]
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles	0	0
Principal Value
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles	$ 0	$ 0

Fair Value

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Loans held by Servicing Asset at Fair Value, Net

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Principal Value

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This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized.

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This is the sum of principal amount outstanding for both securitized and unsecuritized loans of all types.

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This is the principal amount outstanding for securitized loans only (across all types of loans).

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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Fair value of a liability representing servicing arrangements under which the estimated future revenue from contractually specified servicing fees, late charges, and other ancillary revenues are not expected to adequately compensate the servicer.

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